CN204009063U - Phased-array radar beam control device - Google Patents
Phased-array radar beam control device Download PDFInfo
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- CN204009063U CN204009063U CN201420312610.0U CN201420312610U CN204009063U CN 204009063 U CN204009063 U CN 204009063U CN 201420312610 U CN201420312610 U CN 201420312610U CN 204009063 U CN204009063 U CN 204009063U
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- 238000004891 communication Methods 0.000 description 2
- 238000007405 data analysis Methods 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
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Abstract
The utility model provides a kind of phased-array radar beam control device, and described radar beam control device comprises interface board and control panel, on described interface board, is provided with: power input interface, is used for receiving externally fed; Power output interface, is used for externally fed to change and output to described control panel; The transmitting-receiving interface being connected with the antenna element of described phased-array radar, is provided with control chip on described control panel, and wherein, described control panel docks by 120 needle interfaces with described interface board.Can effectively realize the miniaturization of radar control device by said structure.
Description
Technical field
The utility model belongs to Phased Array Radar Seeker signal to be processed and system control technology field, particularly, relates to a kind of phased-array radar beam control device.
Background technology
Along with the development of Phased Array Radar Seeker technology, the development of Phased Array Radar Antenna front technology is with rapid changepl. never-ending changes and improvements.From passive phased-array radar to Active Phased Array Radar, from the front antenna of tens unit to the many fronts antenna being formed by tens thousand of unit.The outstanding feature of Phased Array Radar Seeker is that its antenna beam can be realized scanning in the situation that antenna array is motionless, and the subsystem that completes this function is called the beam steering system of phased-array radar.
The development of Phased Array Radar Seeker new technology has proposed a lot of new requirements and new challenge to beam controlling system, and beam controlling system has been endowed increasing task.Radar seeker space is less, how in less space, to realize real-time control and the power supply of phased array TR assembly (transmitting-receiving subassembly), is faced with many difficult problems.
Phased Array Radar Seeker is controlled phase place, the amplitude of the each unit channel of array antenna by beam controlling system, to form spatial beams and to control its position angle and the angle of pitch.The shortcoming of early stage phased-array radar is that number of devices is large, dumb, is difficult to realize the complicated calculations of wave beam, is difficult for meeting particular/special requirement.Afterwards, adopted single-chip microcomputer, DSP to design beam controlling system.Wherein, single-chip microcomputer does not calculate ripple control code conventionally, only according to the ripple control code cloth phase receiving, and DSP can oneself calculate ripple control code, but, single-chip microcomputer, DSP are operating instructions serially as streamline, that is to say, can not carry out ripple control code to each antenna element passage concurrently and calculate and cloth phase.
In addition, Phased Array Radar Seeker beam controlling system is closely connected with TR assembly, and TR assembly is more, and power is very high, can reach thousands of watts, and before Phased Array Radar Seeker, end spaces is very narrow and small simultaneously.Therefore, how, in narrow space, design a kind of brand-new device, have that reliability is high, versatility good, can be concurrently to each antenna element passage rapid configuration, and can provide large power supply for TR assembly, be the technical barrier that this area faces.
Utility model content
Inventor of the present utility model considers the above-mentioned situation of prior art and has made the utility model.The purpose of this utility model is to provide a kind of simple, efficient, general, device that can be widely used in the control of miniaturization Active Phased Array Radar seeker antenna wave beam.
According to embodiment of the present utility model, a kind of Phased Array Radar Seeker beam control device is provided, has it is characterized in that, described radar seeker beam control device comprises interface board and control panel, described interface board and described control panel are circle, are upper and lower spacing and distribute; On described interface board, be provided with power input interface, power output interface and transmitting-receiving subassembly interface; Described power input interface is used for receiving externally fed, and described power output interface is used for externally fed to change and output to described control panel, and described transmitting-receiving subassembly interface is connected with the antenna element of described phased-array radar; On described control panel, be provided with fpga chip interface and CPLD chip interface, described fpga chip interface is used for connecting fpga chip, and described CPLD chip interface comprises multiple, is distributed in described fpga chip interface around, for connecting multiple CPLD chips; Described control panel docks by 120 needle interfaces with described interface board.
Further, the antenna of described phased-array radar is the waveguide array antenna with multi-port network, and described transmitting-receiving subassembly interface is connected to described waveguide array antenna by described multi-port network.
Further, described power input interface is+5V power input interface that described power output interface is 51 pin power output interfaces.
Further, be also provided with analog to digital converter interface on described control panel, described analog to digital converter is arranged on the periphery of described CPLD chip interface.
Further, multiple Phased Array Radar Antenna unit channels, combiner, power splitter, frequency converter and bandpass filter are also installed on described interface board, wherein, each Phased Array Radar Antenna unit channel comprises diplexer, variable gain amplifier; Wherein, the antenna of described phased-array radar is connected with described bandpass filter, and described bandpass filter is connected with described diplexer, and described variable gain amplifier is connected with described power splitter with described combiner; Described frequency converter unit comprises low-converter, upconverter and the local oscillator being connected with upconverter with low-converter, and described combiner is connected with described low-converter, and described power splitter is connected with described upconverter.
The utility model mainly contains following beneficial effect: the space by improved said structure unit is arranged, make apparatus structure succinct, and can in less space, forward for TR assembly provides powerful power supply, realize Phased Array Radar Seeker antenna beam fast, flexibly control, its real-time is high, versatility good, has solved many limitation problems that current Phased Array Radar Seeker antenna beam control exists.
Brief description of the drawings
Fig. 1 is the structural representation of Active Phased Array Radar Beam Steering device.
Embodiment
Describe embodiment of the present utility model in detail below in conjunction with accompanying drawing.
Along with the development of Phased Array Radar Seeker, its Miniaturization Design becomes trend gradually, and miniaturization Phased Array Radar Seeker has the features such as complex structure, volume be small and exquisite, but also the layout of target seeker internals has been proposed to new challenge.Taking certain Phased Array Radar Seeker beam controlling system as example, its small volume, cross-sectional diameter is about 15CM; But because front end assemblies is more, beam controlling system complicated structure; And phased array elements is more.Therefore, in so little space, complete the configuration of TR assembly, and high power voltage is provided, be faced with problems.
The utility model be solve the problems of the technologies described above proposition scheme as shown in Figure 1.Known referring to Fig. 1, Phased Array Radar Seeker beam control device comprises interface board 1 and control panel 2, described interface board is realized the distribution of high power power and signal forwarding chip for carrying, and described control panel is for carrying the chip of the generation and the transmitting-receiving that realize Time series signal.Further, interface board and control panel in the present invention are circle, and the equal and opposite in direction of described interface board and control panel is also consistency from top to bottom arranged with interval.Described control panel and interface board dock by digital signal linkage unit, preferably, adopt the one 120 needle interface the 3, the 2 120 needle interface 4 to realize the docking of interface board and control panel in the present embodiment.
Further, as shown in Figure 1, transmitting-receiving subassembly interface 5 (being TR component interface) is set on described interface board, described transmitting-receiving subassembly interface 5 is connected with the antenna element of phased-array radar.Connection by described transmitting-receiving interface 5 can realize data receiver, Data Analysis and distribution.On described interface board 1, be also provided with power supply transfer unit, described power supply transfer unit comprises power input interface 6 and power output interface 7, for realizing the switching of large power supply.Described power input interface 6, preferably employing+5V power input interface; Described power output interface 7, preferably adopts 51 pin power output interfaces.
Wherein, although not shown in Fig. 1, multiple Phased Array Radar Antenna unit channels, combiner, power splitter, frequency converter and bandpass filter also can be installed on described interface board 1.Wherein, each Phased Array Radar Antenna unit channel comprises diplexer, variable gain amplifier, wherein, the antenna of described phased-array radar is connected with described bandpass filter, described bandpass filter is connected with described diplexer, described variable gain amplifier is connected with described power splitter with described combiner, described frequency converter unit comprises low-converter, upconverter and the local oscillator being connected with upconverter with low-converter, described combiner is connected with described low-converter, and described power splitter is connected with described upconverter.The chip structure of above-mentioned device can adopt prior art to realize, owing to being all that therefore known technology is not launched the structure of above-mentioned device in the utility model in detail, the improvements of the present embodiment are said chip to be integrated on described interface board, the function that not only can ensure like this said chip can realize and effectively save space, and enough radiating conditions are provided.
Control panel 2 in the present embodiment comprises the interface of multiple control chips, and for holding control chip, the interface of described control chip comprises FPGA interface 8, and described FPGA interface 8 is for fpga chip is set, to complete data receiver, Data Analysis.On described control panel 2, be also provided with CPLD interface 9, described CPLD interface 9 is connected with CPLD chip using as data-driven unit.Further, being used for connecting CPLD chip interface preferably includes multiple, example CPLD chip A interface 10, CPLD chip B interface 11, CPLD chip AC interface 12 as shown in Figure 1, described multiple interfaces are used for connecting multiple CPLD chips, to meet more powerful computation requirement.Described multiple CPLD chip interface is arranged on described fpga chip interface around, is beneficial to the communication between FPGA and CPLD chip, thereby saves distance and the complexity saving space of wiring.Described fpga chip and CPLD chip are all chips conventional in prior art, and its structure has been known among prior art, and the present embodiment is not described in detail.
As example, although not shown in Fig. 1, the antenna of the phased-array radar that the utility model preferably adopts is the waveguide array antenna with multi-port network, and described transmitting-receiving interface is connected to described waveguide array antenna by described multi-port network.
As example, on described control panel, be also provided with analog to digital converter interface 13, described analog to digital converter interface 13 is for linking number weighted-voltage D/A converter, described digital to analog converter interface 13 is arranged on the periphery of described CPLD interface, can reasonably utilize like this space on described control panel 2, ensure the communication connection between each chip simultaneously.
The present embodiment is divided into beam controlling system the two-layer design of interface board and control panel, and large power, electrically source module and high-speed figure configuration module are designed to respectively to two circuit boards; Numerical portion is reasonably separated with power unit, both saved space, reduced again electromagnetic interference (EMI).
Phased Array Radar Seeker beam control device of the present utility model, can realize the high-efficient disposition to Phased Array Radar Seeker wave beam, has the advantages such as reliability is high, versatility good, and structure is small and exquisite, and wave beam control is flexible real-time.Through experimental verification, this Phased Array Radar Seeker beam control device, has the features such as fast, the parallel cloth phase of transmission speed, structure be small and exquisite, can fast realize flexibly the scanning of antenna beam, can in 50 microseconds, complete wave beam and switch.
Each embodiment of the present utility model has been described above by way of example, simultaneously, it should be appreciated by those skilled in the art that, in practice, can carry out various amendments, replacement, combination to embodiment of the present utility model according to specific needs, and can not deviate from the scope of the present utility model as limited by claims of the application.
Claims (5)
1. a phased-array radar beam control device, is characterized in that,
Described phased-array radar beam control device comprises interface board and control panel, and described interface board and described control panel are circle, is upper and lower spacing and distributes;
On described interface board, be provided with power input interface, power output interface and transmitting-receiving subassembly interface; Described power input interface is used for receiving externally fed, and described power output interface is used for externally fed to change and output to described control panel, and described transmitting-receiving subassembly interface is connected with the antenna element of described phased-array radar;
On described control panel, be provided with fpga chip interface and CPLD chip interface, described fpga chip interface is used for connecting fpga chip, and described CPLD chip interface comprises multiple, is distributed in described fpga chip interface around, for connecting multiple CPLD chips;
Described control panel docks by 120 needle interfaces with described interface board.
2. phased-array radar beam control device according to claim 1, it is characterized in that, the antenna of described phased-array radar is the waveguide array antenna with multi-port network, and described transmitting-receiving subassembly interface is connected to described waveguide array antenna by described multi-port network.
3. phased-array radar beam control device according to claim 1, is characterized in that, described power input interface is+5V power input interface that described power output interface is 51 pin power output interfaces.
4. phased-array radar beam control device according to claim 1, is characterized in that, has also been provided with analog to digital converter interface on described control panel, and described analog to digital converter is arranged on the periphery of described CPLD chip interface.
5. phased-array radar beam control device according to claim 1, is characterized in that, multiple Phased Array Radar Antenna unit channels, combiner, power splitter, frequency converter and bandpass filter are also installed on described interface board,
Wherein, each Phased Array Radar Antenna unit channel comprises diplexer, variable gain amplifier;
Wherein, the antenna of described phased-array radar is connected with described bandpass filter, and described bandpass filter is connected with described diplexer, and described variable gain amplifier is connected with described power splitter with described combiner;
Described frequency converter unit comprises low-converter, upconverter and the local oscillator being connected with upconverter with low-converter, and described combiner is connected with described low-converter, and described power splitter is connected with described upconverter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420312610.0U CN204009063U (en) | 2014-06-12 | 2014-06-12 | Phased-array radar beam control device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420312610.0U CN204009063U (en) | 2014-06-12 | 2014-06-12 | Phased-array radar beam control device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105527611A (en) * | 2015-12-24 | 2016-04-27 | 珠海纳睿达科技有限公司 | Beam control and signal processing integrated cardboard for phased array radar |
| CN109541993A (en) * | 2018-10-28 | 2019-03-29 | 西南电子技术研究所（中国电子科技集团公司第十研究所） | Phase array antenna beam control device |
| CN111580057A (en) * | 2019-02-19 | 2020-08-25 | 北京华航无线电测量研究所 | Moving target echo range migration correction method |
-
2014
- 2014-06-12 CN CN201420312610.0U patent/CN204009063U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105527611A (en) * | 2015-12-24 | 2016-04-27 | 珠海纳睿达科技有限公司 | Beam control and signal processing integrated cardboard for phased array radar |
| CN105527611B (en) * | 2015-12-24 | 2018-05-25 | 珠海纳睿达科技有限公司 | A kind of wave beam control of phased-array radar integrates snap-gauge with signal processing |
| CN109541993A (en) * | 2018-10-28 | 2019-03-29 | 西南电子技术研究所（中国电子科技集团公司第十研究所） | Phase array antenna beam control device |
| CN111580057A (en) * | 2019-02-19 | 2020-08-25 | 北京华航无线电测量研究所 | Moving target echo range migration correction method |
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